<template>
    <!-- 永续合约，交割合约公共头部 -->
    <div>
        <div class="contract-header">
            <div class="pl-30 pr-30">
                <div class="flex justify-start pt-45 before">
                    <div class="flex items-center ">
                        <!-- <img :src="require(`@/assets/theme/${THEME}/image/icon_back.png`)" class="w-35 h-35 back" alt=""
                            @click="$router.push(`/trendDetails/${symbol}`)"> -->
                        <img :src="require(`@/assets/theme/${THEME}/image/black-convert.png`)" alt="convert-img" class="w-35 h-35"
                            @click="onSidebar">
                        <div class="flex pl-21 textColor" @click="onSidebar">
                            <div class="font-35">{{ symbol.toUpperCase() || '--' }}/USDT</div>
                            <div class="ml-15">{{ title }}</div>
                        </div>
                        <div class="pl-30 w-160" :class="{'text-green': range > 0, 'text-red': range <= 0}">{{ range > 0 ? '+' : '' }}{{ range || '--' }}%</div>
                        <img src="@/assets/image/kline.png" class="w-44 h-44 right" alt="" @click="$router.push(`/trendDetails/${symbol}`)">
                    </div>
                    <!-- <div class="flex items-center">
                        <img src="../../assets/image/public/k-line.png" alt="line-img" class="w-38 h-35"
                            @click="jump" />
                    </div> -->
                </div>
                <div class="flex justify-between  pt-34">
                    <button class="tabBtn w-368 h-74 lh-74 border-none  rounded"
                        :class="selectIndex==1 ?'select-active' :'no-select'" @click="changeTab(1)">
                        {{ $t('永续合约') }}</button>
                    <button class="tabBtn w-368 h-74 lh-74 border-none  rounded"
                        :class="selectIndex==2 ?'select-active' :'no-select'" @click="changeTab(2)">
                        {{ $t('交割合约') }}</button>
                </div>
            </div>
        </div>
        <!-- 左侧边弹出菜单 -->
        <van-popup class="popup" round v-model="show" close-icon-position="top-left" position="left" @closed="onClose">
            <div class="pl-42 border-b-color pt-48 pb-48">
                <div class="textColor">
                    <span class="font-bold font-45 mr-12">{{ title }} {{ $t('合约') }}</span>
                    <span class="font-30">/ USDT</span>
                </div>
            </div>
            <div class="pl-42 pr-40">
                <div class="flex justify-between mb-42 mt-53">
                    <div class="flex items-center text-grey">
                        <div class="mr-12">{{ $t('名称') }}</div>
                    </div>
                    <div class="flex text-grey">
                        <div class="flex items-center">
                            <div class="">{{ $t('最新价格') }}</div>
                        </div>
                        <div class="flex items-center">
                            <div class="mr-12">/24H{{ $t('涨跌') }}</div>
                        </div>
                    </div>
                </div>
                <div class="flex justify-between mb-50" v-for="item in list" :key="item.name" @click="onRoute(item)">
                    <div>
                        <div class="textColor">{{ item.name }}</div>
                        <div class="text-grey mt-10">{{ selectIndex==1?$t('永续'):$t('交割') }}</div>
                    </div>
                    <div class="text-right">
                        <div class="textColor">{{ item.close }}</div>
                        <div class="mt-10" :class="item.change_ratio>0 ?'text-green' :'text-red'">
                        {{ item.change_ratio || (item.change_ratio === 0 ? 0 : '--') }}%
                        </div>
                    </div>
                </div>
            </div>
        </van-popup>
    </div>

</template>

<script>
import { Popup } from "vant";
import { mapGetters } from "vuex";
import { _getHomeList } from "@/API/home.api";
import { THEME } from '@/config/theme'
import { setStorage } from '@/utils/utis'
export default {
    name:"contractHeader",
    props:{
        backFunc: {
          type: Function,
          default: null
        },
        balance: { // 余额
            type: [String, Number],
            default: 0.00
        },
        // title:{
        //     type:String,
        //     default:''
        // },
        symbol:{
            type:String,
            default:''
        },
        range:{
            type:String,
            defalult:''
        },
      selectIndex:{
        type:[String, Number],
        defalult:''
      },
    },
    components: {
        [Popup.name]: Popup,
    },
    computed: {
        ...mapGetters({coinList: 'home/coinList'}),
        title() {
            return [this.$t('永续'), this.$t('交割')][this.selectIndex - 1]
        }
    },
    data() {
        return {
            THEME,
        //   selectIndex2:this.selectIndex,
            show: false,
            timeout: null,
            // title: '',
            list:[
                // { name:"BTC/USDT",close:"22042.28",change_ratio:"2.21"},
                // { name:"XTZ/USDT",close:"1.568",change_ratio:"-7.1"},
                // { name:"ADA/USDT",close:"0.493085",change_ratio:"-4.08"},
            ]
        }
    },
    created() {
        // this.coins = this.coinList.map(item => item.symbol)
        // console.log('this.coins', this.coins)
    },
    methods:{
        onRoute(item) {
            if (this.$route.params.symbol !== item.symbol) {
                this.$router.push(`/perpetualContract/${item.symbol}`)
                this.$emit('update-coin', item.symbol)
                setStorage('symbol', item.symbol)
                this.onClose()
                this.$forceUpdate()
            }
            this.show = false
        },
        onSidebar() { // 侧边栏打开
            console.log(this.userInfo)
            this.coins = this.coinList.map(item => item.symbol)
            this.show = true
            this.fetchList()
        },
        fetchList() { // 获取行情
            _getHomeList(this.coins.join(',')).then(list => {
                // console.log(list)
                this.list = list
                if (this.timeout) {
                    clearTimeout(this.timeout)
                    this.timeout = null
                }
                this.timeout = setTimeout(() => {
                    this.fetchList()
                }, 1000)
            })
        },
        onClose() {
            if (this.timeout) {
                clearTimeout(this.timeout)
                this.timeout = null
            }
        },
        jump(){
            this.$router.push(`/trendDetails/${this.symbol}`)
        },
        changeTab(index) {
            this.$emit('tab', index)
            // this.selectIndex2 = index;
        },

    }
}

</script>

<style lang="scss" scoped>
.before{
    position: relative;
    .back{
        position: absolute;
        left: 0;
    }
    .right{
        position: absolute;
        right: 0;
    }
}


.wallet-background{
    background-color:#E8E8E8;
}
.tabBtn{
    border-radius: 8px;
    border: 1px solid #EAEDF2;
    color: #868D9A;
    background: $tab_background;
}
.select-active{
    background-color:$btn_main;
    color:#000;
    border: none;
}
.no-select{

}
// 弹出层样式
.popup {
    height:100%;
    width:670px;
}
</style>
